Re: [Intel-gfx] [PATCH v2] drm/i915: fix for WaDisableDopClockGating:bdw

2017-02-14 Thread Ville Syrjälä
On Mon, Feb 13, 2017 at 02:54:01PM +, Robert Bragg wrote: > On Mon, Feb 13, 2017 at 2:28 PM, Ville Syrjälä > wrote: > > On Sun, Feb 12, 2017 at 01:32:52PM +, Robert Bragg wrote: > >> This workaround for BDW was incomplete as it also requires EUTC clock > >> gating to be disabled via UCGCTL

Re: [Intel-gfx] [PATCH v2] drm/i915: fix for WaDisableDopClockGating:bdw

2017-02-13 Thread Robert Bragg
On Mon, Feb 13, 2017 at 2:28 PM, Ville Syrjälä wrote: > On Sun, Feb 12, 2017 at 01:32:52PM +, Robert Bragg wrote: >> This workaround for BDW was incomplete as it also requires EUTC clock >> gating to be disabled via UCGCTL1. >> >> v2: read modify write UCGTL1 in broadwell_init_clock_gating (Vi

Re: [Intel-gfx] [PATCH v2] drm/i915: fix for WaDisableDopClockGating:bdw

2017-02-13 Thread Ville Syrjälä
On Sun, Feb 12, 2017 at 01:32:52PM +, Robert Bragg wrote: > This workaround for BDW was incomplete as it also requires EUTC clock > gating to be disabled via UCGCTL1. > > v2: read modify write UCGTL1 in broadwell_init_clock_gating (Ville) > > Signed-off-by: Robert Bragg > Cc: Ville Syrjälä

[Intel-gfx] [PATCH v2] drm/i915: fix for WaDisableDopClockGating:bdw

2017-02-12 Thread Robert Bragg
This workaround for BDW was incomplete as it also requires EUTC clock gating to be disabled via UCGCTL1. v2: read modify write UCGTL1 in broadwell_init_clock_gating (Ville) Signed-off-by: Robert Bragg Cc: Ville Syrjälä --- drivers/gpu/drm/i915/intel_pm.c | 8 drivers/gpu/drm/i